NI WSN-3212 User Guide and Specifications
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Protection
Voltage ...........................................................30 VDC maximum
Reversed voltage ............................................30 VDC maximum
Short circuit
Trip current ............................................0.57 A minimum,
3.5 A maximum
Trip time.................................................2.5 s at 5 A typical at 25 °C
Switching time
Sinking, 10 K
Ω
pull-up .................................15 µs
Sourcing, 10 K
Ω
pull-down...........................3.5 ms
Node Resources for LabVIEW WSN
User flash size ........................................................248 Kbytes
Number of flash erase cycles per sector ................100,000
Wireless Characteristics
Radio mode ............................................................IEEE 802.15.4
RF data rate ............................................................250 kbit/s
Frequency band
1
....................................................ISM 2.4 GHz (2400 MHz to 2483.5 MHz)
Channels
2
...............................................................11–24
TX power
Americas ........................................................+17 db (50 mW)
International ...................................................+10 db (10 mW)
Range
Americas ........................................................Up to 300 m
International ...................................................Up to 150 m
Modulation type .....................................................DSSS (O-QPSK)
Receiver sensitivity ................................................–102 dBm
Antenna
Connector.......................................................Female RP-SMA connector
VSWR ............................................................MAX.2.0
Impedance ......................................................50
Ω
Directivity ......................................................Omni
Nominal gain..................................................1.5 dBi
1
Due to regulations, the frequency bands depend upon country of operation.
2
Due to regulations, the valid channels depend upon country of operation.